brown dwarf

brown dwarf (plural brown dwarfs)

  1. (star) A starlike object that contracts to about the volume of the planet Jupiter after its formation phase; its mass may range from several times that of Jupiter, such that it fuses deuterium, up to just below the threshold of sustained hydrogen fusion.
  • French: naine brune
  • German: Brauner Zwerg
  • Italian: nana bruna
  • Portuguese: anã marrom
  • Russian: кори́чневый ка́рлик
  • Spanish: enana marrón

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